– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 4 pm Sat 27 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Sat 27 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Sat 27 Jun Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 3mm), mostly falling on Sat afternoon. Very mild (max 15°C on Mon afternoon, min 9°C on Sat night). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 3mm), mostly falling on Wed afternoon. Very mild (max 16°C on Fri morning, min 10°C on Tue night). Wind will be generally light. | ||||||||||||||||
Sat 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 1 | Thursday 2 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | | |  | | | | | | | | | | |
rain shwrs | rain shwrs | rain shwrs | light rain | rain shwrs | rain shwrs | light rain | some clouds | light rain | light rain | rain shwrs | light rain | light rain | rain shwrs | light rain | rain shwrs | rain shwrs | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.8 | 0.3 | 0.1 | 0.6 | 0.1 | 0.1 | 0.2 | — | 0.1 | 0.3 | 0.2 | 0.7 | 1 | 0.3 | 0.2 | 0.4 | 0.2 |
max °C | 13 | 13 | 12 | 14 | 14 | 13 | 15 | 15 | 12 | 15 | 14 | 11 | 12 | 12 | 11 | 15 | 14 |
min °C | 11 | 9 | 11 | 13 | 11 | 12 | 14 | 12 | 12 | 13 | 10 | 11 | 11 | 10 | 11 | 14 | 10 |
chill °C | 11 | 9 | 11 | 13 | 11 | 12 | 14 | 12 | 12 | 13 | 10 | 11 | 11 | 10 | 11 | 14 | 10 |
Freezing level m | 2300 | 2600 | 2900 | 3250 | 3500 | 3650 | 3550 | 3300 | 3100 | 3100 | 2750 | 2300 | 2550 | 2850 | 2600 | 2700 | 2850 |
Cloud base (m) | 900 | 2350 | 850 | 700 | 1600 | 750 | 750 | 1600 | 700 | 700 | 600 | 750 | 1600 | 750 | 900 | ||
 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:09 | — | — | 5:09 | — | — |
 | — | 9:14 | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 | — | — | 9:13 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Light rain (total 3mm), mostly falling on Sat afternoon. Very mild (max 15°C on Mon afternoon, min 9°C on Sat night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Light rain (total 3mm), mostly falling on Wed afternoon. Very mild (max 16°C on Fri morning, min 10°C on Tue night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.